#ifndef OFFLINEMESSAGEMODEL_H
#define OFFLINEMESSAGEMODEL_H

#include<string>
#include<vector>

using namespace std;
class OfflineMsgModel
{
public:
    //存储用户的离线消息
    void insert(int userid,string msg);
    //删除用户的离线消息
    void remove(int userid);
    //查询用户的离线消息
    vector<string> query(int userid);

};





#endif